使用ffmpeg将视频流传输到youtube

我正在尝试将数据流传输到youtube，但健康流显示没有数据

ffmpeg -threads:v 2 -threads:a 8 -filter_threads 2 -thread_queue_size 512 \
-i /tmp/thumbs/thumbnail.jpg \
-stream_loop -1 \
-i /tmp/audio/tracks.mp3 \
-filter:v "crop=in_w/2:in_h/2:1920:1280" \
-pix_fmt yuv420p -c:v libx264 -qp:v 19 -profile:v high -rc:v cbr_ld_hq -level:v 4.2 -r:v 60 -g:v 120 -bf:v 3 -refs:v 16 -preset fast -f flv rtmp://a.rtmp.youtube.com/live2/xxx

ffmpeg显示的渲染帧如下所示：

frame=    1 fps=0.0 q=0.0 size=  236220kB time=04:02:50.73 bitrate= 132.8kbits/s speed=67.3x   
frame=    1 fps=0.0 q=0.0 size=  236872kB time=04:03:30.90 bitrate= 132.8kbits/s speed=67.3x   
frame=    1 fps=0.0 q=0.0 size=  237539kB time=04:04:12.02 bitrate= 132.8kbits/s speed=67.3x   
frame=    1 fps=0.0 q=0.0 size=  238215kB time=04:04:53.69 bitrate= 132.8kbits/s speed=67.4x   
frame=    1 fps=0.0 q=0.0 size=  238869kB time=04:05:34.05 bitrate= 132.8kbits/s speed=67.4x   
frame=    1 fps=0.0 q=0.0 size=  239515kB time=04:06:13.83 bitrate= 132.8kbits/s speed=67.4x   
frame=    1 fps=0.0 q=0.0 size=  240153kB time=04:06:53.14 bitrate= 132.8kbits/s speed=67.5x  

但就youtube而言，没有数据被发送过来

是什么导致此操作失败？

在实时读取图像时（

-re

）循环图像（

-Loop 1

），而不是尽可能快：

-loop 1 -re -i /tmp/thumbs/thumbnail.jpg \